It looks like you're dealing with a specific file fragment or a compressed archive part. Depending on what you're trying to do, this "piece" could mean a few different things:
If you are looking for the remaining download links or the rest of the archive (like part2.rar ) to extract the full content. sc23930-HN2DE.part1.rar
If you are looking for the metadata, documentation, or identification of what software, media, or data is actually inside that specific archive. It looks like you're dealing with a specific